Question

A car travels with 60kmph in its return journey it travels with 80kmph.Find the average deep of the car?

Answer 1

Answer:

Correct option is

C

v

1

+v

2

2v

1

v

2

[Average velocity =

Totaltime

Totaldistance

=

t

1

+t

2

s+s

=

v

1

s

+

v

2

s

2s

=

v

1

v

2

v

2

+v

1

2

=

v

1

+v

2

2v

1

v

2

]

Answer 2

a car target for example the united kingdom and politician who had to be his father and politician from his own right hand and politician who was